.hide-partial { max-height: none; } .show-more { display: none; }

Snap-In Electromechanical

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Electromechanical

List Images

Results: 2,584

Applied Filters:

Mounting Style = Snap-In

Manufacturer

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N311-P7T1-W15FY3-8A E-T-A 1: £28.22 10In Stock	Mfr. Part No. 3120-N311-P7T1-W15FY3-8A Mouser Part No 457-311P7T1W15FY38A	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	10In Stock	£28.22 £23.41 £19.92 £18.52 View £16.35 £16.05 £15.83 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N311-P7T1-W14FR3-15A E-T-A 1: £28.22 4In Stock	Mfr. Part No. 3120-N311-P7T1-W14FR3-15A Mouser Part No 457-3120N31114FR315A	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot	Datasheet	4In Stock	£28.22 £23.41 £19.26 £18.52 View £16.35 £16.05 £15.83 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N321-P7T1-W19DG3-10A E-T-A 1: £38.29 4In Stock	Mfr. Part No. 3120-N321-P7T1-W19DG3-10A Mouser Part No 457-3120N32119DG310A	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot	Datasheet	4In Stock	£38.29 £28.32 £26.12 £25.36 View £22.70 £22.40 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload pr 3120-N521-P7T1-W19DG4-20A E-T-A 1: £38.29 3In Stock 30On Order	Mfr. Part No. 3120-N521-P7T1-W19DG4-20A Mouser Part No 457-3120N52119DG420A	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload pr	Datasheet	3In Stock 30On Order On Order Ship Dates Mfr. No: 3120-N521-P7T1-W19DG4-20A Stock: 3 Can Dispatch Immediately On Order: 10 Expected 13/11/2026 20 Expected 25/12/2026 Factory Lead Time: 12 Weeks	£38.29 £31.77 £29.90 £25.39 View £22.66 £22.40 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite 3120-N314-P7T1-W04X-16A E-T-A 1: £27.06 3In Stock	Mfr. Part No. 3120-N314-P7T1-W04X-16A Mouser Part No 457-314P7T1W04X16A	E-T-A	Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	3In Stock	£27.06 £22.44 £18.51 £17.78 View £15.72 £15.43 £15.22 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N321-H7T1-W01F-20A E-T-A 1: £27.81 9In Stock	Mfr. Part No. 3120-N321-H7T1-W01F-20A Mouser Part No 457-321H7T1W01F20A	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	9In Stock	£27.81 £25.55 £21.71 £21.07 £18.45	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N323-P7T1-W19FG4-5A E-T-A 1: £38.29 3In Stock	Mfr. Part No. 3120-N323-P7T1-W19FG4-5A Mouser Part No 457-323P7T1W19FG45A	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	3In Stock	£38.29 £25.74 £25.73 £25.39 View £22.66 £22.40 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N32A-P7T1-W12DY3-1A E-T-A 1: £50.71 8In Stock	Mfr. Part No. 3120-N32A-P7T1-W12DY3-1A Mouser Part No 457-32AP7T1W12DY31A	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	8In Stock	£50.71 £42.07 £34.98 £30.71 £27.49	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload pro 3120-N351-P7T1-W01D-10A E-T-A 1: £26.43 8In Stock	Mfr. Part No. 3120-N351-P7T1-W01D-10A Mouser Part No 457-351P7T1W01D10	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload pro Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	8In Stock	£26.43 £21.92 £17.86 £17.46 View £15.34 £15.15 £15.02 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload protection of motors 3120-N521-P7T1-W01D-9A E-T-A 1: £33.40 8In Stock	Mfr. Part No. 3120-N521-P7T1-W01D-9A Mouser Part No 457-521P7T1W01D9	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload protection of motors Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	8In Stock	£33.40 £27.71 £22.69 £22.34 View £19.71 £19.47 £19.41 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N523-P7T1-W01D-10A E-T-A 1: £33.40 10In Stock	Mfr. Part No. 3120-N523-P7T1-W01D-10A Mouser Part No 457-523P7T1W01D10	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	10In Stock	£33.40 £27.71 £25.56 £22.34 View £19.69 £19.47 £19.38 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally sui 3120-N554-P7T1-W15DY3-5A E-T-A 1: £35.21 7In Stock	Mfr. Part No. 3120-N554-P7T1-W15DY3-5A Mouser Part No 457-554P7T1W15DY35A	E-T-A	Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally sui Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	7In Stock	£35.21 £29.21 £23.86 £23.48 View £20.73 £20.46 £20.40 Quote	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N561-N7Q1-W14DR3-16A E-T-A 1: £23.78 2In Stock	Mfr. Part No. 3120-N561-N7Q1-W14DR3-16A Mouser Part No 457-561N7Q1W14DR316	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	2In Stock	£23.78 £19.73 £16.16 £14.24 View £12.06 £11.85	Min.: 1 Mult.: 1
Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double 3130-F130-P7T1-W04Q-15A E-T-A 1: £46.90 8In Stock	Mfr. Part No. 3130-F130-P7T1-W04Q-15A Mouser Part No 457-0F130P7T1W04Q15A	E-T-A	Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double	Datasheet	8In Stock	£46.90 £38.91 £32.34 £28.93 View £27.94 £27.93	Min.: 1 Mult.: 1
Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double 3130-F1C0-N7Q1-W01Q-16A E-T-A 1: £33.10 7In Stock	Mfr. Part No. 3130-F1C0-N7Q1-W01Q-16A Mouser Part No 457-0F1C0N7Q1W01Q16A	E-T-A	Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double	Datasheet	7In Stock	£33.10 £27.46 £22.65 £20.40 View £19.68 £19.03	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N32A-H7T1-W12LY4-10A E-T-A 1: £40.16 18In Stock	Mfr. Part No. 3120-N32A-H7T1-W12LY4-10A Mouser Part No 457-0N32H7T1W12LY410	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	18In Stock	£40.16 £33.31 £32.28 £25.19 View £24.22 Quote	Min.: 1 Mult.: 1
Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double 3130-F110-P7T1-W12QR3-10A E-T-A 1: £33.58 5In Stock	Mfr. Part No. 3130-F110-P7T1-W12QR3-10A Mouser Part No 457-110P7T1W12QR310A	E-T-A	Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double	Datasheet	5In Stock	£33.58 £27.85 £26.17 £22.08 View £21.32 £20.52 £20.32 Quote	Min.: 1 Mult.: 1
Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double 3130-F110-P7T1-W14QR2-10A E-T-A 1: £33.55 6In Stock	Mfr. Part No. 3130-F110-P7T1-W14QR2-10A Mouser Part No 457-110P7T1W14QR210A	E-T-A	Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double	Datasheet	6In Stock	£33.55 £27.83 £23.78 £22.21 View £21.45 £20.66 £20.65 Quote	Min.: 1 Mult.: 1
Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double 3130-F311-P7T1-W12QY2-2.5A E-T-A 1: £33.56 10In Stock	Mfr. Part No. 3130-F311-P7T1-W12QY2-2.5A Mouser Part No 457-11P7T1W12QY22.5A	E-T-A	Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double	Datasheet	10In Stock	£33.56 £27.84 £25.67 £20.70 View £19.96 £19.29	Min.: 1 Mult.: 1
Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double 3130-F120-P7T1-W19QG7-15A E-T-A 1: £47.86 6In Stock	Mfr. Part No. 3130-F120-P7T1-W19QG7-15A Mouser Part No 457-120P7T1W19QG715A	E-T-A	Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double	Datasheet	6In Stock	£47.86 £39.70 £33.01 £29.52 £28.50	Min.: 1 Mult.: 1
Circuit Breakers Single pole thermal circuit breaker with push-to-reset, tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934; M-type when fitted with optional manual release feature). Available in versions for plug-in or integral m 127-P10-H-KF-2A E-T-A 1: £37.46 3In Stock	Mfr. Part No. 127-P10-H-KF-2A Mouser Part No 457-127-P10-H-KF-2A	E-T-A	Circuit Breakers Single pole thermal circuit breaker with push-to-reset, tease-free, trip-free, snap action mechanism (R-type TO CBE to EN 60934; M-type when fitted with optional manual release feature). Available in versions for plug-in or integral m	Datasheet	3In Stock	£37.46 £31.08 £28.66 £24.65 View £23.12 £21.58	Min.: 1 Mult.: 1
Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double 3130-F110-P7T1-W02Q-1A E-T-A 1: £35.86 9In Stock	Mfr. Part No. 3130-F110-P7T1-W02Q-1A Mouser Part No 457-30F110P7T1W02Q1A	E-T-A	Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double	Datasheet	9In Stock	£35.86 £29.75 £27.45 £23.33 View £21.87 £20.40	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N311-P7T1-W14FR1-3A E-T-A 1: £28.22 4In Stock	Mfr. Part No. 3120-N311-P7T1-W14FR1-3A Mouser Part No 457-311P7T1W14FR13A	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	4In Stock	£28.22 £23.41 £19.26 £18.52 View £16.35 £16.05 £15.83 Quote	Min.: 1 Mult.: 1
Circuit Breakers AC PEM, w/ 2 pole , 3A, black rocker, C14 inlet, pre-wired 3120-N526-P7T1-W01D-X3120-A040011M-3A E-T-A 1: £60.80 6In Stock	Mfr. Part No. 3120-N526-P7T1-W01D-X3120-A040011M-3A Mouser Part No 457-3120N526P7X3120	E-T-A	Circuit Breakers AC PEM, w/ 2 pole , 3A, black rocker, C14 inlet, pre-wired Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	6In Stock	£60.80 £50.43 £46.90 £39.08 View £36.48 £33.87	Min.: 1 Mult.: 1
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N321-P7T1-W02F-2A E-T-A 1: £33.40 10In Stock	Mfr. Part No. 3120-N321-P7T1-W02F-2A Mouser Part No 457-321P7T1W02F2A	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	10In Stock	£33.40 £25.03 £23.69 £22.34 View £19.69 £19.47 £19.38 Quote	Min.: 1 Mult.: 1